html,body,#main{
  height: 100%;
  padding: 0;
  margin: 0;
}


/********************************
**** css common
********************************/
.pull-left{
  float: left;
}
.pull-right{
  float: right;
}
.clear{
  clear: both;
}
.text-center{
  text-align: center;
}
.text-left{
  text-align: left;
}
.text-right{
  text-align: right;
}

.flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
}

.flex-v {
  -webkit-box-orient: vertical;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}

.flex1 {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
}

.flex-align-center {
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}
.flex-align-end{
  align-items: flex-end;
}

.flex-pack-center {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.flex-pack-justify {
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.maring-tb{
  margin: 15px 0;
}
.mt-5{
  margin-top: 5px;
}
.mt-10{
  margin-top: 10px;
}
.mt-15{
  margin-top: 15px;
}
.mt-20{
  margin-top: 20px;
}
.mt-25{
  margin-top: 25px;
}
.pd-15{
  padding: 15px;
}
.ht100{
  height: 100%;
}
.box-border{
  box-sizing: border-box;
}

.header .el-button{
  padding: 0px 10px;
}
.ql-editor{
  height: 500px;
}
